Table 2.

Percentage of mice in which whisker-related patterning were judged to appear at respective somatosensory stations (developmental appearance)^a

Age	GluN2B+/+	GluN2B+/−	GluN2D+/+	GluN2D−/−
Cortex
P1	0 (0/8)	0 (0/8)	0 (0/9)	0 (0/9)
P2	0 (0/10)	0 (0/10)	0 (0/10)	0 (0/10)
P3	0 (0/12)	0 (0/13)	0 (0/11)	54 (6/11)
P4	50 (6/12)	0 (0/16)	54 (7/13)	92 (12/13)
P5	100 (16/16)	40 (8/20)	100 (11/11)	100 (15/15)
P6	100 (13/13)	100 (14/14)	100 (13/13)	100 (12/12)
P7	100 (15/15)	100 (15/15)	100 (14/14)	100 (14/14)
Thalamus
P0	0 (0/3)	0 (0/2)	0 (0/2)	0 (0/2)
P1	0 (0/5)	0 (0/4)	0 (0/4)	50 (4/8)
P2	50 (3/6)	0 (0/6)	50 (2/4)	100 (6/6)
P3	100 (8/8)	50 (4/8)	100 (6/6)	100 (4/4)
P4	100 (7/7)	100 (6/6)	100 (5/5)	100 (4/4)
P5	100 (3/3)	100 (4/4)	100 (3/3)	100 (4/4)
Brainstem (subnucleus interpolaris)
E18	0 (0/8)	0 (0/9)	0 (0/9)	100 (0/8)
P0	100 (8/8)	0 (0/7)	100 (7/7)	100 (9/9)
P1	100 (6/6)	100 (7/7)	100 (7/7)	100 (8/8)

^aValues in parentheses are % (number of mice judged to have segregated patterning out of the total mice examined).